82308880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 199165824

約数和(自身を除く): 116856944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 71, 80, 86, 142, 172, 215, 284, 337, 344, 355, 430, 568, 674, 688, 710, 860, 1136, 1348, 1420, 1685, 1720, 2696, 2840, 3053, 3370, 3440, 5392, 5680, 6106, 6740, 12212, 13480, 14491, 15265, 23927, 24424, 26960, 28982, 30530, 47854, 48848, 57964, 61060, 72455, 95708, 115928, 119635, 122120, 144910, 191416, 231856, 239270, 244240, 289820, 382832, 478540, 579640, 957080, 1028861, 1159280, 1914160, 2057722, 4115444, 5144305, 8230888, 10288610, 16461776, 20577220, 41154440, 82308880]

約数ペア:

[(1, 82308880), (2, 41154440), (4, 20577220), (5, 16461776), (8, 10288610), (10, 8230888), (16, 5144305), (20, 4115444), (40, 2057722), (43, 1914160), (71, 1159280), (80, 1028861), (86, 957080), (142, 579640), (172, 478540), (215, 382832), (284, 289820), (337, 244240), (344, 239270), (355, 231856), (430, 191416), (568, 144910), (674, 122120), (688, 119635), (710, 115928), (860, 95708), (1136, 72455), (1348, 61060), (1420, 57964), (1685, 48848), (1720, 47854), (2696, 30530), (2840, 28982), (3053, 26960), (3370, 24424), (3440, 23927), (5392, 15265), (5680, 14491), (6106, 13480), (6740, 12212)]